Invention Grant
- Patent Title: Superabsorber mixtures
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Application No.: US16958793Application Date: 2019-01-02
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Publication No.: US11491463B2Publication Date: 2022-11-08
- Inventor: Stephan Bauer , Katrin Baumann , Markus Toennessen , Christophe Bauduin , Markus Christian Biel , Thomas Daniel
- Applicant: BASF SE
- Applicant Address: DE Ludwigshafen
- Assignee: BASF SE
- Current Assignee: BASF SE
- Current Assignee Address: DE Ludwigshafen
- Agency: Marshall, Gerstein & Borun LLP
- Priority: EP18150837 20180109
- International Application: PCT/EP2019/050010 WO 20190102
- International Announcement: WO2019/137833 WO 20190718
- Main IPC: B01J20/28
- IPC: B01J20/28 ; A61L15/60

Abstract:
Superabsorbent mixtures M comprising at least 70% by weight of superabsorbent A having a liquid absorption of 20 g/g (T20) of less than 300 s and/or a volumetric liquid absorption under pressure 0.3 psi (2.07 kPa) (VAUL) with a τ value of less than 400 s, and at least 5% by weight of superabsorbent B having a centrifuge retention capacity (CRC) of at least 30 g/g.
Public/Granted literature
- US20210362126A1 SUPERABSORBER MIXTURES Public/Granted day:2021-11-25
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